[INFO] fetching crate nyse-holiday-cal 0.2.3...
[INFO] checking nyse-holiday-cal-0.2.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate nyse-holiday-cal 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nyse-holiday-cal 0.2.3
[INFO] finished tweaking crates.io crate nyse-holiday-cal 0.2.3
[INFO] tweaked toml for crates.io crate nyse-holiday-cal 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nyse-holiday-cal 0.2.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nyse-holiday-cal 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c48ee3a46d56e677005d4caa98dc2b39ccbd75b0d044703307b983486726765
[INFO] running `Command { std: "docker" "start" "-a" "7c48ee3a46d56e677005d4caa98dc2b39ccbd75b0d044703307b983486726765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c48ee3a46d56e677005d4caa98dc2b39ccbd75b0d044703307b983486726765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c48ee3a46d56e677005d4caa98dc2b39ccbd75b0d044703307b983486726765", kill_on_drop: false }`
[INFO] [stdout] 7c48ee3a46d56e677005d4caa98dc2b39ccbd75b0d044703307b983486726765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac38d8075ee75079528499bc005d4196f5062f8b13a72fa577386030cba00486
[INFO] running `Command { std: "docker" "start" "-a" "ac38d8075ee75079528499bc005d4196f5062f8b13a72fa577386030cba00486", kill_on_drop: false }`
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking nyse-holiday-cal v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<chrono::NaiveDate, Infallible>
[INFO] [stdout]   --> src/tests/naive_date.rs:21:50
[INFO] [stdout]    |
[INFO] [stdout] 21 |             .filter(|&x| !CALENDAR.contains_key(&x.try_into().unwrap()))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nyse-holiday-cal` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ac38d8075ee75079528499bc005d4196f5062f8b13a72fa577386030cba00486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac38d8075ee75079528499bc005d4196f5062f8b13a72fa577386030cba00486", kill_on_drop: false }`
[INFO] [stdout] ac38d8075ee75079528499bc005d4196f5062f8b13a72fa577386030cba00486
